snes9x/macosx/mac-musicbox.mm

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Executable File

/*****************************************************************************\
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
This file is licensed under the Snes9x License.
For further information, consult the LICENSE file in the root directory.
\*****************************************************************************/
/***********************************************************************************
SNES9X for Mac OS (c) Copyright John Stiles
Snes9x for Mac OS X
(c) Copyright 2001 - 2011 zones
(c) Copyright 2002 - 2005 107
(c) Copyright 2002 PB1400c
(c) Copyright 2004 Alexander and Sander
(c) Copyright 2004 - 2005 Steven Seeger
(c) Copyright 2005 Ryan Vogt
(c) Copyright 2019 Michael Donald Buckley
***********************************************************************************/
#import "snes9x.h"
#import "memmap.h"
#import "apu.h"
#import "snapshot.h"
#import "snes.hpp"
#import <Cocoa/Cocoa.h>
#import <sys/time.h>
#import <pthread.h>
#import "mac-prefix.h"
#import "mac-audio.h"
#import "mac-file.h"
#import "mac-os.h"
#import "mac-musicbox.h"
volatile bool8 mboxPause = false;
static volatile bool8 stopNow, showIndicator, headPressed;
static int32 oldCPUCycles;
static uint16 stereo_switch;
static uint8 storedSoundSnapshot[SPC_SAVE_STATE_BLOCK_SIZE];
static void SPCPlayExec (void);
static void SPCPlayFreeze (void);
static void SPCPlayDefrost (void);
static void MusicBoxForceFreeze (void);
static void MusicBoxForceDefrost (void);
static void * SoundTask (void *);
@implementation MusicBoxController
- (id) init
{
NSUserDefaults *defaults;
NSString *s;
NSRect rect;
NSSize size;
BOOL apuonly, r;
self = [super init];
if (!self)
return (self);
r = [NSBundle loadNibNamed: @"musicbox" owner: self ];
if (!r)
return (self);
apuonly = (musicboxmode == kMBXSoundEmulation);
if (apuonly)
SPCPlayFreeze();
else
MusicBoxForceFreeze();
auto path = splitpath(Memory.ROMFilename);
[gametitle setStringValue: [NSString stringWithUTF8String: path.stem.c_str()]];
[led setImage: [NSImage imageNamed: (apuonly ? @"musicbox_ledoff.icns" : @"musicbox_ledon.icns")]];
if (!apuonly)
{
[rewind setState: NSOffState];
[rewind setEnabled: NO];
}
defaults = [NSUserDefaults standardUserDefaults];
s = [defaults stringForKey: @"frame_musicbox"];
if (s)
{
rect = NSRectFromString(s);
[window setFrame: rect display: NO];
}
if (!savewindowpos)
[window center];
size = [window minSize];
mbxClosedHeight = size.height;
size = [window maxSize];
mbxOpenedHeight = size.height;
rect = [window frame];
showIndicator = (rect.size.height > mbxClosedHeight) ? true : false;
[disclosure setState: (showIndicator ? NSOnState : NSOffState)];
[window makeKeyAndOrderFront: self];
mboxPause = false;
headPressed = false;
stereo_switch = ~0;
SNES::dsp.spc_dsp.set_stereo_switch(stereo_switch);
for (int i = 0; i < MAC_MAX_PLAYERS; i++)
controlPad[i] = 0;
stopNow = false;
MacStartSound();
pthread_create(&mbxThread, NULL, SoundTask, NULL);
timer = [NSTimer scheduledTimerWithTimeInterval: (2.0 / (double) Memory.ROMFramesPerSecond) target: self selector: @selector(updateIndicator:) userInfo: nil repeats: YES];
//
return (self);
}
- (void) windowWillClose: (NSNotification *) aNotification
{
NSUserDefaults *defaults;
NSString *s;
BOOL r;
[timer invalidate];
timer = nil;
showIndicator = false;
stopNow = true;
pthread_join(mbxThread, NULL);
MacStopSound();
defaults = [NSUserDefaults standardUserDefaults];
s = NSStringFromRect([window frame]);
[defaults setObject: s forKey: @"frame_musicbox"];
r = [defaults synchronize];
[NSApp stopModal];
}
- (void) dealloc
{
stereo_switch = ~0;
SNES::dsp.spc_dsp.set_stereo_switch(stereo_switch);
if (musicboxmode == kMBXSoundEmulation)
SPCPlayDefrost();
else
MusicBoxForceDefrost();
}
- (NSWindow *) window
{
return (window);
}
- (IBAction) handlePauseButton: (id) sender
{
mboxPause = !mboxPause;
S9xSetSoundMute(mboxPause);
}
- (IBAction) handleRewindButton: (id) sender
{
headPressed = true;
}
- (IBAction) handleEffectButton: (id) sender
{
[window orderOut: self];
showIndicator = false;
ConfigureSoundEffects();
showIndicator = true;
[window makeKeyAndOrderFront: self];
}
- (IBAction) handleChannelButton: (id) sender
{
stereo_switch ^= (1 << [sender tag]);
SNES::dsp.spc_dsp.set_stereo_switch(stereo_switch);
}
- (IBAction) handleDisclosureButton: (id) sender
{
NSRect rect;
float h;
showIndicator = !showIndicator;
rect = [window frame];
h = rect.size.height;
rect.size.height = showIndicator ? mbxOpenedHeight : mbxClosedHeight;
rect.origin.y += (h - rect.size.height);
[window setFrame: rect display: YES animate: YES];
}
- (void) updateIndicator: (NSTimer *) aTimer
{
if (showIndicator)
[indicator setNeedsDisplay: YES];
}
@end
@implementation MusicBoxIndicatorView
- (id) initWithFrame: (NSRect) frame
{
self = [super initWithFrame: frame];
if (self)
{
NSRect rect;
long long currentTime;
struct timeval tv;
mbxOffsetX = 0.0f;
mbxOffsetY = 0.0f;
mbxBarWidth = 12.0f;
mbxBarHeight = 128.0f;
mbxBarSpace = 2.0f;
mbxLRSpace = 20.0f;
mbxRightBarX = (mbxLRSpace + (mbxBarWidth * 8.0f + mbxBarSpace * 7.0f));
yyscale = (float) (128.0 / sqrt(64.0));
rect = [self bounds];
mbxViewWidth = rect.size.width;
mbxViewHeight = rect.size.height;
mbxMarginX = (mbxViewWidth - ((mbxBarWidth * 8.0f + mbxBarSpace * 7.0f) * 2.0f + mbxLRSpace)) / 2.0f;
mbxMarginY = (mbxViewHeight - mbxBarHeight) / 2.0f;
gettimeofday(&tv, NULL);
currentTime = tv.tv_sec * 1000000 + tv.tv_usec;
for (int i = 0; i < 8; i++)
{
prevLMax[i] = prevRMax[i] = 0;
prevLVol[i] = prevRVol[i] = 0;
barTimeL[i] = barTimeR[i] = currentTime;
}
}
return (self);
}
- (void) drawRect: (NSRect) rect
{
CGContextRef mboxctx;
mboxctx = (CGContextRef) [[NSGraphicsContext currentContext] graphicsPort];
// Bar
const float length[] = { 1.0f, 1.0f };
CGContextSetLineWidth(mboxctx, mbxBarWidth);
//CGContextSetLineDash(mboxctx, 0, length, 2);
CGContextSetLineJoin(mboxctx, kCGLineJoinMiter);
CGContextBeginPath(mboxctx);
float x = mbxOffsetX + mbxMarginX + mbxBarWidth / 2.0f;
for (int h = 0; h < 8; h++)
{
// Inactive
CGContextSetRGBStrokeColor(mboxctx, (196.0f / 256.0f), (200.0f / 256.0f), (176.0f / 256.0f), 1.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + mbxBarHeight);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + mbxBarHeight);
CGContextStrokePath(mboxctx);
// Max
short vl = (SNES::dsp.spc_dsp.reg_value(h, 0x00) * SNES::dsp.spc_dsp.envx_value(h)) >> 11;
short vr = (SNES::dsp.spc_dsp.reg_value(h, 0x01) * SNES::dsp.spc_dsp.envx_value(h)) >> 11;
long long currentTime;
struct timeval tv;
if (vl <= 0) vl = 0; else if (vl > 64) vl = 64; else vl = (short) (yyscale * sqrt((double) vl)) & (~0 << 1);
if (vr <= 0) vr = 0; else if (vr > 64) vr = 64; else vr = (short) (yyscale * sqrt((double) vr)) & (~0 << 1);
if (vl < prevLVol[h]) vl = ((prevLVol[h] + vl) >> 1);
if (vr < prevRVol[h]) vr = ((prevRVol[h] + vr) >> 1);
gettimeofday(&tv, NULL);
currentTime = tv.tv_sec * 1000000 + tv.tv_usec;
// left
if ((vl >= prevLMax[h]) && (vl > prevLVol[h]))
{
barTimeL[h] = currentTime;
prevLMax[h] = vl;
}
else
if ((prevLMax[h] > 0) && (barTimeL[h] + 1000000 > currentTime))
{
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (156.0f / 256.0f), (20.0f / 256.0f), (float) (barTimeL[h] + 1000000 - currentTime) / 1000000.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY + (float) (prevLMax[h] - 2));
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + (float) (prevLMax[h] ));
CGContextStrokePath(mboxctx);
}
else
prevLMax[h] = 0;
prevLVol[h] = vl;
// right
if ((vr >= prevRMax[h]) && (vr > prevRVol[h]))
{
barTimeR[h] = currentTime;
prevRMax[h] = vr;
}
else
if ((prevRMax[h] > 0) && (barTimeR[h] + 1000000 > currentTime))
{
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (156.0f / 256.0f), (20.0f / 256.0f), (float) (barTimeR[h] + 1000000 - currentTime) / 1000000.0f);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) (prevRMax[h] - 2));
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) (prevRMax[h] ));
CGContextStrokePath(mboxctx);
}
else
prevRMax[h] = 0;
prevRVol[h] = vr;
// Active
CGContextSetRGBStrokeColor(mboxctx, (22.0f / 256.0f), (22.0f / 256.0f), (20.0f / 256.0f), 1.0f);
CGContextMoveToPoint (mboxctx, x, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x, mbxOffsetY + mbxMarginY + (float) vl);
CGContextStrokePath(mboxctx);
CGContextMoveToPoint (mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY);
CGContextAddLineToPoint(mboxctx, x + mbxRightBarX, mbxOffsetY + mbxMarginY + (float) vr);
CGContextStrokePath(mboxctx);
x += (mbxBarWidth + mbxBarSpace);
}
}
@end
static void * SoundTask (void *)
{
long long last, curr;
struct timeval tv;
gettimeofday(&tv, NULL);
last = tv.tv_sec * 1000000 + tv.tv_usec;
while (!stopNow)
{
if (!mboxPause)
{
if (musicboxmode == kMBXSoundEmulation)
SPCPlayExec();
else
S9xMainLoop();
}
if (headPressed)
{
showIndicator = false;
SPCPlayDefrost();
showIndicator = true;
headPressed = false;
}
last += (1000000 / Memory.ROMFramesPerSecond);
gettimeofday(&tv, NULL);
curr = tv.tv_sec * 1000000 + tv.tv_usec;
if (last > curr)
usleep((useconds_t) (last - curr));
}
return (NULL);
}
static void SPCPlayExec (void)
{
for (int v = 0; v < Timings.V_Max; v++)
{
CPU.Cycles = Timings.H_Max;
S9xAPUEndScanline();
CPU.Cycles = 0;
S9xAPUSetReferenceTime(0);
}
}
static void MusicBoxForceFreeze (void)
{
char filename[PATH_MAX + 1];
strlcpy(filename, S9xGetFreezeFilename(999), sizeof(filename));
strlcat(filename, ".tmp", sizeof(filename));
S9xFreezeGame(filename);
}
static void MusicBoxForceDefrost (void)
{
char filename[PATH_MAX + 1];
strlcpy(filename, S9xGetFreezeFilename(999), sizeof(filename));
strlcat(filename, ".tmp", sizeof(filename));
S9xUnfreezeGame(filename);
remove(filename);
}
static void SPCPlayFreeze (void)
{
oldCPUCycles = CPU.Cycles;
S9xSetSoundMute(true);
S9xAPUSaveState(storedSoundSnapshot);
S9xSetSoundMute(false);
}
static void SPCPlayDefrost (void)
{
CPU.Cycles = oldCPUCycles;
S9xSetSoundMute(true);
S9xAPULoadState(storedSoundSnapshot);
S9xSetSoundMute(false);
}
void MusicBoxDialog (void)
{
MusicBoxController *controller;
if (!cartOpen)
return;
controller = [[MusicBoxController alloc] init];
if (!controller)
return;
[NSApp runModalForWindow: [controller window]];
}